Complete Kubernetes Course: Beginner to Advanced with Hands-On Projects

Course Description:

• This comprehensive 25-day course will teach you how to deploy, manage, and troubleshoot Kubernetes clusters on AWS, from foundational concepts to advanced techniques.
• You’ll start with the basics, progressing through the installation of essential tools, setting up Amazon EKS, and deploying applications.
• As you advance, you'll dive into topics such as scaling, networking, and monitoring.

Day 1 - Kubernetes Overview

• What is Kubernetes
• Why Kubernetes
• Advantages of Kubernetes
• Kubernetes Architecture

Day 2 - Tools Installation

• Creation of AWS IAM User
• Installation of AWS CLI in Windows
• Installation of git in Linux
• Installation of GitBash in Windows
• Installation of Docker in Linux
• Installation of Docker in Windows
• Installation of kubectl in Linux
• Installation of kubectl in Windows
• Installation of Helm 3 in Linux
• Installation of Helm 3 in Windows

Day 3 - Getting Started with Amazon EKS

• Introduction about AWS EKS
• Creation of AWS EKS Cluster
• Adding Worker Nodes to EKS Cluster
• How to Connect to an Amazon EKS Cluster Using CLI
• Deleting an Amazon EKS Cluster

Day 4 - Kubernetes Basics

• Kubernetes Objects and API Versions
• Lab Session - Creating a Pod Using Imperative Commands in Kubernetes
• Lab Session - Creating Pods with YAML using Declarative Syntax
• Developing Kubernetes Manifest Files using Editor
• Lab Session - Deployments
• Lab Session - Updating and Rolling Back Deployments

Day 5 - Kubernetes Namespace

• What is Kubernetes Namespace
• Lab Session - Creating and deleting Kubernetes Namespace
• Deploy the sample application in specific namespace
• What are Resource Quotas?
• Why use Resource Quotas for resource management?
• Resource Quotas vs. LimitRanges

Day 6 - Kubernetes Services

• What are Kubernetes Services
• Types of Kubernetes Services
• What is ClusterIP
• Lab Session - ClusterIP
• Lab Session - NodePort
• Lab Session - Load Balancer

Day 7 - Kubernetes Ingress Controller

• What is Kubernetes Ingress Controller
• Ingress Controller Features
• Lab Session - Installing and Configuring an Ingress Controller
• Lab Session - Deploy Sample Ingress Resource
• Lab Session - Deploy Sample Ingress Resource with SSL
• Lab Session - Deletion of Sample Ingress Resource

Day 8 - Kubernetes ExternalDNS

• What is ExternalDNS?
• Why we use ExternalDNS?
• Lab Session - Deploy External DNS in Kubernetes
• Lab Session - Clean up External DNS in Kubernetes

Day 9 - Kubernetes ConfigMaps and Secrets

• Introduction to Kubernetes ConfigMaps
• Lab Session - Kubernetes ConfigMaps
• Introduction to Kubernetes Secrets
• Lab Session - Kubernetes Secrets

Day 10 - Kubernetes DaemonSets & StatefulSets

• What are Kubernetes DaemonSets
• Purpose of DaemonSets
• Lab Session - Deploying DaemonSets
• Lab Session - Clean up DaemonSets
• What is Kubernetes StatefulSets
• Use Cases for StatefulSets
• Lab Session - Kubernetes StatefulSets

Day 11 - Kubernetes Volumes

• Overview of Volumes
• Types of Volumes
• What is Persistent Volumes and Claims
• Lab Session - Provisioning and Managing PVs and PVCs
• What is Storage Classes
• Lab Session - Storage Classes

Day 12 - Resource Monitoring using Metrics Server & HPA

• What is Metrics Server
• Metrics Server Architecture
• Resource Metrics in Kubernetes
• Lab Session - Installation and Configuration of Metrics Server
• Introduction to Horizontal Pod Autoscaling (HPA)
• Lab Session - Creating and Managing HPA Resources

Day 13 - Kubernetes Cluster AutoScaler

• What is Cluster Autoscaler
• Create IAM OIDC provider
• Create IAM policy for Cluster Autoscaler
• Create IAM role for Cluster Autoscaler
• Deploy Kubernetes Cluster Autoscaler
• Create an Nginx deployment to test the Cluster Autoscaler functionality

Day 14 - Kubernetes Probes

• What are Probes in Kubernetes
• Types of Probes (Readiness, Liveness)
• Lab Session - Configuring Readiness Probes
• Lab Session - Configuring Liveness Probes

Day 15 - RBAC in Kubernetes

• What is RBAC in Kubernetes?
• RBAC components: Roles, RoleBindings, ClusterRoles, and ClusterRoleBindings
• What is Role and RoleBinding in Kubernetes
• Lab Session - Creating and testing Roles and RoleBindings
• What are ClusterRoles and ClusterRoleBindings
• Lab Session - Creating and testing ClusterRoles and ClusterRoleBindings

Day 16 - Logging in Kubernetes

• Explanation of EFK: Elasticsearch, Fluentd, Kibana
• What is Elasticsearch?
• What is Kibana?
• Lab Session - Setting up Elasticsearch and Kibana in AWS
• What is Fluentd?
• Lab Session - Deploying Fluentd as a Daemonset for Log Collection and sending logs to Elasticsearch

Day 17 - Monitoring in Kubernetes

• What is Monitoring in Kubernetes
• What is Prometheus
• What is Grafana?
• Installation of Prometheus and Grafana using Helm Chart

Day 18 - Kubernetes Taints and Tolerations

• What are Taints and Tolerations
• Lab Session - Applying Taints to Nodes
• Creating Toleration Specifications
• Lab Session - Implementing Taints and Tolerations
• Node Affinity and Node Anti-Affinity in Kubernetes
• Lab Session - Implementing Node Affinity and Node Anti-Affinity

Day 19 - Kubernetes Project 1

• Deploying an Application to EKS with an Image from DockerHub

Day 20 - Kubernetes Project 2

• Deploying an Application to EKS with an Image from AWS ECR

Day 21 - Kubernetes Project 3

• Deploying Argo CD on Kubernetes

Day 22 - EKS Upgrade Process

• Preparing for EKS Upgrade
• Lab Session - Upgrading AWS EKS

Day 23 - Exploring Various Methods for Creating AWS EKS Clusters

• Setting Up AWS EKS with eksctl

Day 24 - Kubernetes Troubleshooting Part 1

• Container image pull fails with 'image not found' or 'access denied' errors: How to troubleshoot and resolve this issue
• Liveness and readiness probe failed
• Connection refused
• Service not accessible externally: How to troubleshoot?

Day 25 - Kubernetes Troubleshooting Part 2

• Disk pressure / Node out of disk
• Node is Not Ready: How to investigate?
• Ingress resource not being created
• Kubelet NotReady